2GB [2x1GB] DDR2-533 (PC2-4200) RAM Memory Upgrade Kit for The Apple PowerBook G4 (1.67GHz, 15-inch, PC4200-DDR2) (Genuine A-Tech Brand) at Amazon.com
Ddr2 Ram 1gb 533mhz / Ddr 533 1gb Ram Ddr2 For Amd Or For Intel Memory 1gb 533 Ddr2 Ram / Ddr 2 Memory Ram Dimm Pc2-4200 Pc 4200 - Rams - AliExpress
CMS 2GB (2X1GB) DDR2 4200 533MHZ NON ECC SODIMM Memory Ram Compatible with Ibm Lenovo Thinkpad T43P Notebook Series Ddr2-Pc4200 - A59 - Walmart.com
CMS 2GB (2X1GB) DDR2 4200 533MHZ Non ECC SODIMM Memory Ram Upgrade Compatible with IBM Lenovo® Thinkpad T43P Notebook Series Ddr2-Pc4200 - A59 at Amazon.com
Super Talent T800RB4G4M 4GB DDR2 800MHz PC2-6400 ECC Registered Server | Advanced HPC